27122666 has 8 divisors (see below), whose sum is σ = 41549760. Its totient is φ = 13272748.

The previous prime is 27122663. The next prime is 27122677. The reversal of 27122666 is 66622172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (27122663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144176 + ... + 144363.

It is an arithmetic number, because the mean of its divisors is an integer number (5193720).

Almost surely, 2^27122666 is an apocalyptic number.

27122666 is a deficient number, since it is larger than the sum of its proper divisors (14427094).

27122666 is a wasteful number, since it uses less digits than its factorization.

27122666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288588.

The product of its digits is 12096, while the sum is 32.

The square root of 27122666 is about 5207.9425880092. The cubic root of 27122666 is about 300.4536322321.

The spelling of 27122666 in words is "twenty-seven million, one hundred twenty-two thousand, six hundred sixty-six".